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Readme.md

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+Here's the updated README with the image added in the appropriate section:
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 # SmartCube
 
-**SmartCube** is a compact and customizable desk toy using the ESP8266 D1 Mini. 
+**SmartCube** is a compact and customizable project using the ESP8266 D1 Mini. It features a rechargeable power supply, three input buttons, an SSD1306 OLED display for user interface, and a piezo buzzer for sound.  
-It features a rechargeable power supply, three input buttons, an SSD1306 OLED display for user interface, and a piezo buzzer for sound.  
+
+![SmartCube](hardware/pictures/cubez.jpeg)
 
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